LED bulb heatsink



FIG. 1 is a perspective view of a first embodiment of an LED bulb heatsink;

FIG. 2 is a side view of the first embodiment;

FIG. 3 is a top view of the first embodiment;

FIG. 4 is a bottom view of the first embodiment;

FIG. 5 is a perspective view of a second embodiment of an LED bulb heatsink;

FIG. 6 is a side view of the second embodiment;

FIG. 7 is a top view of the second embodiment; and,

FIG. 8 is a bottom view of the second embodiment.

The broken line showing of the other portions of the bulb is included for the purpose of illustrating only and forms no part of the claimed design. 

CLAIM The ornamental design for an LED bulb heatsink, as shown and described. 